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US 8,242,071 B2Granted
Process for preparing fabric softener compositions
AssigneeDow Corning Corporation
InventorsBenoit Henault, Christel Simon, Stephane Ugazio
Life of this patent
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Abstract
A process is disclosed for preparing a fabric softener composition containing a quaternary ammonium salt, and a silicone or organic oil. The process involves forming a thick phase aqueous dispersion of the quaternary ammonium salt with the silicone or organic oil, and further admixing additional water to form a fabric softener composition.
Claims5
A process for preparing a fabric softener composition comprising:
- I) mixing;
- 25 to 55 wt % A) a quaternary ammonium softening compound,
- 1 to 20 wt % B) a silicone or organic oil,
- 0 to 4 wt % C) a nonionic surfactant, and
- sufficient water to total 100 wt % of the components,
- to form a thick phase dispersion,
- II) admixing additional water to the thick phase dispersion to form the fabric softener composition,
- wherein the weight ratio of the additional water admixed to the thick phase dispersion is from 0.5 to 2.
5 more elements
Dependencies are inferred from the claim text.